ADELANI, S., AKPAN, L., JOEL, E. and NGERE, H. (2023) “Microorganism contamination and risk factors associated with Naira notes in circulation within University of Ibadan campus”, TROPICAL JOURNAL OF ENGINEERING, SCIENCE AND TECHNOLOGY, 2(1), pp. 16–20. Available at: https://tjest.org.ng/index.php/journal/article/view/111 (Accessed: 21 July 2026).